[INFO] crate dir_lines_streamer 0.2.0 is already in cache [INFO] testing dir_lines_streamer-0.2.0 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate dir_lines_streamer 0.2.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate dir_lines_streamer 0.2.0 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate dir_lines_streamer 0.2.0 [INFO] finished tweaking crates.io crate dir_lines_streamer 0.2.0 [INFO] tweaked toml for crates.io crate dir_lines_streamer 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 4e484240518b1e51279ebf1878be3a7f8f109e617a787fa0243adbdfd5850e83 [INFO] running `"docker" "start" "-a" "4e484240518b1e51279ebf1878be3a7f8f109e617a787fa0243adbdfd5850e83"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling alphanumeric-sort v1.0.13 [INFO] [stderr] Compiling dir_lines_streamer v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.88s [INFO] running `"docker" "inspect" "4e484240518b1e51279ebf1878be3a7f8f109e617a787fa0243adbdfd5850e83"` [INFO] running `"docker" "rm" "-f" "4e484240518b1e51279ebf1878be3a7f8f109e617a787fa0243adbdfd5850e83"` [INFO] [stdout] 4e484240518b1e51279ebf1878be3a7f8f109e617a787fa0243adbdfd5850e83 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stdout] c2a92baaff02a8e4093e63b640416b194e4481a1c513b42509c1aafd4b271d0f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "c2a92baaff02a8e4093e63b640416b194e4481a1c513b42509c1aafd4b271d0f"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling dir_lines_streamer v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.18s [INFO] running `"docker" "inspect" "c2a92baaff02a8e4093e63b640416b194e4481a1c513b42509c1aafd4b271d0f"` [INFO] running `"docker" "rm" "-f" "c2a92baaff02a8e4093e63b640416b194e4481a1c513b42509c1aafd4b271d0f"` [INFO] [stdout] c2a92baaff02a8e4093e63b640416b194e4481a1c513b42509c1aafd4b271d0f [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stdout] 2a84247b7f7cdd35eb10f71d2b6f281e6d3695de1cf521e96d16d3c36cdc6b88 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "2a84247b7f7cdd35eb10f71d2b6f281e6d3695de1cf521e96d16d3c36cdc6b88"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/dir_lines_streamer-383f64ff45b3466e [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] files: [ [INFO] [stderr] "fixtures/non-empty-dir/messages.30.gz", [INFO] [stderr] "fixtures/non-empty-dir/messages.20", [INFO] [stderr] "fixtures/non-empty-dir/messages.10", [INFO] [stderr] "fixtures/non-empty-dir/messages.2", [INFO] [stderr] "fixtures/non-empty-dir/messages.1", [INFO] [stderr] "fixtures/non-empty-dir/messages", [INFO] [stderr] ] [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening first file: "fixtures/non-empty-dir/messages" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening file: "fixtures/non-empty-dir/messages" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening file: "fixtures/non-empty-dir/messages.1" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening file: "fixtures/non-empty-dir/messages.2" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening file: "fixtures/non-empty-dir/messages.10" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening file: "fixtures/non-empty-dir/messages.20" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening file: "fixtures/non-empty-dir/messages.30.gz" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Setting up Gzip decompression... [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] files: [ [INFO] [stderr] "fixtures/non-empty-dir/messages.30.gz", [INFO] [stderr] "fixtures/non-empty-dir/messages.20", [INFO] [stderr] "fixtures/non-empty-dir/messages.10", [INFO] [stderr] "fixtures/non-empty-dir/messages.2", [INFO] [stderr] "fixtures/non-empty-dir/messages.1", [INFO] [stderr] "fixtures/non-empty-dir/messages", [INFO] [stderr] ] [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening first file: "fixtures/non-empty-dir/messages" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening file: "fixtures/non-empty-dir/messages" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening file: "fixtures/non-empty-dir/messages.1" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening file: "fixtures/non-empty-dir/messages.2" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening file: "fixtures/non-empty-dir/messages.10" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening file: "fixtures/non-empty-dir/messages.20" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening file: "fixtures/non-empty-dir/messages.30.gz" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Setting up Gzip decompression... [INFO] [stdout] test tests::streamer_success ... ok [INFO] [stdout] test tests::collect ... ok [INFO] [stdout] test tests::streamer_failure ... ok [INFO] [stdout] test tests::streamer_empty ... FAILED [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::streamer_empty stdout ---- [INFO] [stdout] thread 'tests::streamer_empty' panicked at 'Unexpected error', src/lib.rs:224:18 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55dcb707e455 - backtrace::backtrace::libunwind::trace::h07c956be65d9b461 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55dcb707e455 - backtrace::backtrace::trace_unsynchronized::h2fdb9e4177ad4d20 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55dcb707e455 - std::sys_common::backtrace::_print_fmt::ha62d8426311107ac [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55dcb707e455 - ::fmt::h3ec6bdab62f1e8d9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55dcb70a6ebc - core::fmt::write::h935cb0ed4078a853 [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55dcb6f663e5 - std::io::Write::write_fmt::h944a31ab04b0dfe4 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x55dcb7078241 - std::io::impls::>::write_fmt::h6bd94c41a9c566d2 [INFO] [stdout] at src/libstd/io/impls.rs:176 [INFO] [stdout] 7: 0x55dcb7080ca0 - std::sys_common::backtrace::_print::h460db802d801ccf8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x55dcb7080ca0 - std::sys_common::backtrace::print::h399d664f56640530 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55dcb7080ca0 - std::panicking::default_hook::{{closure}}::hc6dfd87957c765b8 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x55dcb708099a - std::panicking::default_hook::hfdceba6d6d1a18ae [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x55dcb70812d7 - std::panicking::rust_panic_with_hook::hd01e282bff1b1e63 [INFO] [stdout] at src/libstd/panicking.rs:486 [INFO] [stdout] 12: 0x55dcb6f4d88b - std::panicking::begin_panic::h74ba1164448ee515 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:410 [INFO] [stdout] 13: 0x55dcb6ea53c0 - dir_lines_streamer::tests::streamer_empty::h4466af7a0de58d13 [INFO] [stdout] at src/lib.rs:224 [INFO] [stdout] 14: 0x55dcb6ea531a - dir_lines_streamer::tests::streamer_empty::{{closure}}::he4f19a195362f82f [INFO] [stdout] at src/lib.rs:213 [INFO] [stdout] 15: 0x55dcb6e96e9e - core::ops::function::FnOnce::call_once::hacb26c904fffc2ad [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libcore/ops/function.rs:232 [INFO] [stdout] 16: 0x55dcb6f8d7d2 - as core::ops::function::FnOnce>::call_once::hd23431bd7b767a0c [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/liballoc/boxed.rs:1076 [INFO] [stdout] 17: 0x55dcb6f8d7d2 - as core::ops::function::FnOnce<()>>::call_once::h6986d2e83b783a4e [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panic.rs:318 [INFO] [stdout] 18: 0x55dcb6f8d7d2 - std::panicking::try::do_call::haee67871ebe8ee92 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:297 [INFO] [stdout] 19: 0x55dcb6f8d7d2 - std::panicking::try::hcba534043f17f42d [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:274 [INFO] [stdout] 20: 0x55dcb6f8d7d2 - std::panic::catch_unwind::h6908c2ae7517b434 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panic.rs:394 [INFO] [stdout] 21: 0x55dcb6f8d7d2 - test::run_test_in_process::h66277a63b8267865 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 22: 0x55dcb6f8d7d2 - test::run_test::run_test_inner::{{closure}}::h591f321b83c3f302 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 23: 0x55dcb6f658a6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h843e47ea29613666 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 24: 0x55dcb6f6ae45 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::ha6c43669df0cbe25 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/thread/mod.rs:475 [INFO] [stdout] 25: 0x55dcb6f6ae45 - as core::ops::function::FnOnce<()>>::call_once::hc86e5439e615a14a [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panic.rs:318 [INFO] [stdout] 26: 0x55dcb6f6ae45 - std::panicking::try::do_call::h4b45bcf4d5d82a80 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:297 [INFO] [stdout] 27: 0x55dcb6f6ae45 - std::panicking::try::h297c0c407d3f8196 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:274 [INFO] [stdout] 28: 0x55dcb6f6ae45 - std::panic::catch_unwind::h877baa9fbef2eafe [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panic.rs:394 [INFO] [stdout] 29: 0x55dcb6f6ae45 - std::thread::Builder::spawn_unchecked::{{closure}}::hdb000626ad29158a [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/thread/mod.rs:474 [INFO] [stdout] 30: 0x55dcb6f6ae45 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h87e786b011f05b5c [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libcore/ops/function.rs:232 [INFO] [stdout] 31: 0x55dcb7087d3a - as core::ops::function::FnOnce>::call_once::hfc5c0e64036d1b09 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/liballoc/boxed.rs:1076 [INFO] [stdout] 32: 0x55dcb7087d3a - as core::ops::function::FnOnce>::call_once::hf3d73184efc070c1 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/liballoc/boxed.rs:1076 [INFO] [stdout] 33: 0x55dcb7087d3a - std::sys::unix::thread::Thread::new::thread_start::hb9eb749d91dfe8e2 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 34: 0x7fa1249a8609 - start_thread [INFO] [stdout] 35: 0x7fa1248b4103 - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::streamer_empty [INFO] [stdout] [INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "2a84247b7f7cdd35eb10f71d2b6f281e6d3695de1cf521e96d16d3c36cdc6b88"` [INFO] running `"docker" "rm" "-f" "2a84247b7f7cdd35eb10f71d2b6f281e6d3695de1cf521e96d16d3c36cdc6b88"` [INFO] [stdout] 2a84247b7f7cdd35eb10f71d2b6f281e6d3695de1cf521e96d16d3c36cdc6b88